1 ITEM 14(a)3, EXHIBIT 23.1 INDEPENDENT AUDITORS' CONSENT Board of Directors and Stockholders Tesoro Petroleum Corporation We consent to the incorporation by reference in Registration Statement No. 33- 53293 of Tesoro Petroleum Corporation on Form S-8 of our report dated January 23, 1997, appearing in this Annual Report on Form 10-K of Tesoro Petroleum Corporation for the year ended December 31, 1996. DELOITTE & TOUCHE LLP San Antonio, Texas March 24, 1997